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All Patents in class 279/56
Patents 1 - 15 of 73
First set of recordsNext set of recordsLast set of records
4,187Sep. 11, 1845H.A. RoeImprovement in Machinery for Bending Sheet Metalmetal bending machines
27,044Feb. 07, 1860J. FoxDrill Chuckdrill press chucks
35,856Jul. 08, 1862J.M. HortonImprovement in shank-sockets for auger handlesbrace chucks
RE2,229Apr. 17, 1866J.M. HortonImprovement in Attaching Augers to their Handlesauger handles
65,046May 28, 1867H.S. BartholomewImprovement in braces for boring-bitsbrace chucks
76,020Mar. 24, 1868D.R. WightImprovement in Awl-Handlestool holders
99,163Jan. 25, 1870J.A. ClippingerImprovement in Shoemakers' Toolscobbler
103,281May 24, 1870H.S. BartholomewBit-stockbrace chucks
RE4,187Nov. 29, 1870J.M. HortonImprovement in Auger-Handlesauger handles
113,680Apr. 11, 1871J.T. LynamImprovement in bit-bracesratchet braces
127,743Jun. 11, 1872G.B. CunninghamImprovement in broom and brush holdersbroom making machinery
135,337Jan. 28, 1873L. HoustonImprovement in mortising machinesmortising machines
140,451Jul. 01, 1873C.H. AmidonImprovement in drill and bit stockshand drills
141,345Jul. 29, 1873A.D. GoodellImprovement in bit-stocksbrace chucks
148,053Mar. 03, 1874T. HarringtonImprovement in Awl-Haftstool holders
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